package app.com;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.util.Log;
import android.widget.ListView;
import android.widget.Toast;

import com.android.volley.Request;
import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.JsonObjectRequest;
import com.android.volley.toolbox.Volley;
import com.google.gson.Gson;

import org.json.JSONObject;

import java.util.List;

public class MessagesListActivity extends AppCompatActivity {

    private ListView listView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_messages_list);
        initView();
        initData();
        initEvent();
    }
    private void initView(){
        listView = findViewById(R.id.listview);
    }
    private void initData(){
        getData();
    }
    private void initEvent(){

    }


    private void getData() {
        RequestQueue requestQueue = Volley.newRequestQueue(getApplicationContext());
        String url = "http://api.boruiman.com/app7/messages/list";
        JSONObject jsonObject = new JSONObject();

        JsonObjectRequest jsonObjectRequest = new JsonObjectRequest(Request.Method.POST, url, jsonObject,
                new Response.Listener<JSONObject>() {
                    @Override
                    public void onResponse(JSONObject jsonObject) {
                        Log.e("TAG", "onResponse: " + jsonObject);
                        /*处理结果数据*/
                        // 1）讲json对象转换为java对象（需要使用GsonFormat插件根据返回数据，创建结果处理类MyBean）
                        Gson gson = new Gson();
                        MyBean myBean = gson.fromJson(jsonObject.toString(), MyBean.class);
                        if (myBean.isSuccess()) {
                            Toast.makeText(getApplicationContext(), "成功", Toast.LENGTH_SHORT).show();
                            // 获取链表数据
                            List list = myBean.getList();
                            // 构建适配器对象
                            MyAdapter adapter = new MyAdapter(list, getApplicationContext());
                            // 为listview设置适配器对象
                            listView.setAdapter(adapter);
                        } else {
                            Toast.makeText(getApplicationContext(), "失败", Toast.LENGTH_SHORT).show();
                        }
                    }
                }, new Response.ErrorListener() {
            @Override
            public void onErrorResponse(VolleyError volleyError) {
                Toast.makeText(getApplicationContext(), "网络错误", Toast.LENGTH_SHORT).show();
            }
        });
        requestQueue.add(jsonObjectRequest);
    }


}